APA (7 वां संस्करण) प्रशस्ति पत्र

Bautista & Lirios, C. (1991). The Photocopy service system in the College of Engineering. College of Engineering.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Bautista और Chit Lirios. The Photocopy Service System in the College of Engineering. Diliman, Quezon City: College of Engineering, 1991.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Bautista और Chit Lirios. The Photocopy Service System in the College of Engineering. College of Engineering, 1991.